11
. CARBURETOR
SERVICE INFORMATION
GENERAL INSTRUCTIONS
When working with gasoline, keep away from sparks and flames..
•
Note the locations of O-rings when disassembling and replace them with new ones during
•
assembly.
All cables, fuel lines and wires must be routed and secured at correct locations.
•
Bleed air from the oil lines whenever they are disconnected.
•
SPECIFICATIONS
Venturi dia.
Identification number
Float level
Main jet
Slow jet
Air screw opening
Idle speed
Throttle grip free play
SPECIAL TOOL
Float level gauge
TROUBLESHOOTING
Engine does not start
• No fuel in tank
• Too much fuel getting to cylinder
• Clogged fuel filter
• Clogged air cleaner
Engine idles roughly, stalls or runs poorly
• Incorrect idle speed
• Ignition malfunction
• Compression too low
• Incorrectly adjusted air screw
• Incorrect float level
5.0mm
2100±100rpm
2 6mm
Lean mixture
• Clogged fuel jets
• Clogged fuel cap vent
• Clogged fuel filter
• Bent, kinked or restricted fuel line
• Clogged air cleaner
• Intake air leaks
• Fuel contaminated
• Faulty reed valve
• Clogged fuel jets
ZX / SCOUT
50
14mm
0.14A
#80
#35
1±
¼
• Faulty float valve
• Float level too low
• Clogged air cleaner
Rich mixture
• Faulty float valve
• Float level too high
• Clogged air jets
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